Francois Le Carvennec

Person

Paris, FR

People

Patents Grantslast 30 patents

Information Patent Grant
Copy-protected optical disk and protection process for such disk
- Patent number 6,738,331
- Issue date May 18, 2004
- Thomson-CSF
- François-Xavier Pirot
- G11 - INFORMATION STORAGE
Information Patent Grant
Antihacking optical recording disc and method for reading same
- Patent number 6,452,886
- Issue date Sep 17, 2002
- Thomson-CSF
- François Le Carvennec
- G11 - INFORMATION STORAGE
Information Patent Grant
Variable-length information recording with reference marks for time...
- Patent number 5,475,672
- Issue date Dec 12, 1995
- Thomson-CSF
- Francois Le Carvennec
- G11 - INFORMATION STORAGE
Information Patent Grant
Protected optical disc comprising a flexible closure element
- Patent number 4,551,733
- Issue date Nov 5, 1985
- Thomson-CSF
- Jean Cornet
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermosensitive data-carrier designed for the recording of informat...
- Patent number 4,405,862
- Issue date Sep 20, 1983
- Thomson-Brandt
- Claude Bricot
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical device for the recording and reading of data media and opti...
- Patent number 4,387,452
- Issue date Jun 7, 1983
- Thomson-CSF
- Claude Bricot
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for the transmission of an audiofrequency analog signal dur...
- Patent number 4,253,115
- Issue date Feb 24, 1981
- Thomson-CSF
- Jean-Marc Kergosien
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Thermosensitive data-carrier designed for the recording of informat...
- Patent number 4,176,277
- Issue date Nov 27, 1979
- Thomson-Brandt
- Claude Bricot
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for producing information carrying discs
- Patent number 4,157,931
- Issue date Jun 12, 1979
- Thomson-Brandt
- Claude Bricot
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
System for automatically correcting the duty factor of the carrier...
- Patent number 4,142,208
- Issue date Feb 27, 1979
- Thomson-Brandt
- Pierre Oprandi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for compressing then expanding a television signal
- Patent number 4,068,258
- Issue date Jan 10, 1978
- Thomson-Brandt
- Philippe Bied-Charreton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data carrier optically readable by transmission and method of manuf...
- Patent number 4,038,524
- Issue date Jul 26, 1977
- Thomson-Brandt
- Claude Puech
- G11 - INFORMATION STORAGE
Information Patent Grant
Data carrier optically read out by transmission, and method of manu...
- Patent number 4,037,251
- Issue date Jul 19, 1977
- Thomson-Brandt
- Claude Bricot
- G11 - INFORMATION STORAGE
Information Patent Grant
Electro-optical converter and an optical information recording syst...
- Patent number 4,001,635
- Issue date Jan 4, 1977
- Thomson-CSF
- Luigi D'Auria
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Communication system for disseminating coded digital data in analog...
- Patent number 4,001,564
- Issue date Jan 4, 1977
- Thomson-CSF
- Philippe Bied-Charreton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system for disseminating coded digital data in analog...
- Patent number 4,001,563
- Issue date Jan 4, 1977
- Thomson-CSF
- Phillippe Bied-Charreton
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Copy-protected optical disk and protection process for such disk
- Publication number 20010024411
- Publication date Sep 27, 2001
- THOMSON-CSF
- Francois-Xavier Pirot
- G11 - INFORMATION STORAGE

Francois Le Carvennec

Person

Patents Grantslast 30 patents

Copy-protected optical disk and protection process for such disk

Antihacking optical recording disc and method for reading same

Variable-length information recording with reference marks for time...

Protected optical disc comprising a flexible closure element

Thermosensitive data-carrier designed for the recording of informat...

Optical device for the recording and reading of data media and opti...

Process for the transmission of an audiofrequency analog signal dur...

Thermosensitive data-carrier designed for the recording of informat...

Process for producing information carrying discs

System for automatically correcting the duty factor of the carrier...

Method for compressing then expanding a television signal

Data carrier optically readable by transmission and method of manuf...

Data carrier optically read out by transmission, and method of manu...

Electro-optical converter and an optical information recording syst...

Communication system for disseminating coded digital data in analog...

Communication system for disseminating coded digital data in analog...

Patents Applicationslast 30 patents

Copy-protected optical disk and protection process for such disk